oVerlegato vs ab EQ X
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
oVerlegato
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Concept: The app is AUv3 MIDI effect and works as “Legato” effect for MIDI instruments using pitchBend. System Requirements: 1. AUv3 host 2. 3rd-party MIDI instrument that has a functionality of pitchBend. Usage: One important calibration 1. Adjust oVerlegato’s pitchBend range to the same value as the one of destination instrument, otherwise it becomes microtonal. There are two buttons & two sliders. 1. “Legato”: it becomes legato mode only while pushing the button. 2. “Channel”: determines MIDI output channel. 3. “pitchBend range”: oVerlegato’s internal pitchBend range (from 12 to 48).” 4. “Panic!”: sends all noteOff message. When notes are accidentally stacked, push this button while pushing any key of keyboard. The rule of playing legato It needs to sustain the first initial note while pushing “Legato”button until the legato sequence ends. Scheme: oVerlegato (MIDI out) -> 3rd-party instrument
ab EQ X
This application offers a parametric equalizer that operates with Ambisonics technology. It allows independent equalization of three dimensional poles (LEFT, RIGHT, FRONT) with five bands each, supporting various filter types and a DRY/WET mix control.
- Ambisonics-based equalization
- 3 independent dimensional poles (LEFT, RIGHT, FRONT)
- 5 bands per pole
- Multiple filter types (HP, LP, Shelf, Bell, Notch)
- DRY/WET MIX control
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An Equaliser that works in Ambisonics under the hood. Three different dimensional poles can be equalised independently (LEFT, RIGHT, FRONT) with unique results! - 5 Bands per dimensional poles. - Each band can be High Pass, Low Pass, High Shelf, Low Shelf, Notch, or Bell. - DRY/WET MIX control
Screenshots
Verdict
The clearest difference is price: oVerlegato at $2.99 against ab EQ X's $5.99. oVerlegato also leads on iOS requirement (12.0 vs 15). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
oVerlegato costs $2.99 and ab EQ X $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 28, 2026 and November 5, 2026 respectively.
| Parameter | oVerlegato | ab EQ X |
|---|---|---|
| Price | $2.99 — better | $5.99 |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 6 months | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15 |
| Further details — not scored | ||
| Size | 9 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Satoshi Kajii | Alejandro Cabrera Zuniga |
In-app purchases
oVerlegato
No in-app purchases
ab EQ X
No in-app purchases









